Which is not a modification of stem ?

Which is not a stem modification

Which is not a stem modification?

Modifications Of Stem

Which of these modification of stem is incorrect ?

Which of these modification of stem is incorrect ?

In the given diagrams, A ( spine ) and B ( tendril ) are structured which are modifications of the stem. Then , probable examples of plants in which A and B can be observed , respectively , will be. :

In the given diagrams, A ( spine ) and B ( tendril ) are structured which are modifications of the stem. Then , probable examples of plants in which A and B can be observed , respectively , will be. :

Rhizome of ginger is a modification of stem because -